.top{
    width: 1920px;
    height: 630px;
    background: url(../images/top_bg.png) no-repeat;
    padding: 35px 60px;

}
.top_con{
    width: 1800px;
    height: 60px;
}
.logo{
    width: 150px;
    height: 60px;
    background: url(../images/logo.png) no-repeat center;
}
.nav{
    width: 680px;
    height: 60px;
    margin-left: 60px;
    line-height: 60px;
}
.nav-im{
    width: 40px;
    height: 60px;
    background: url(../images/nav.png) center no-repeat;
}
.nav li{
    width: 80px;
    height: 60px;
    float: left;
}
.nav li a{
    font-size: 14px;
    color: #fefefe;
    padding-bottom: 8px;
}
.nav li a:hover{
    border-bottom: 2px solid #e60012;
} 
.fl{
    float: left;
}
.fr{
    float: right;
}
.clearfix:after{
    content: ".";
    height: 0;
    display: block;
    clear: both;
    visibility: hidden;
}
.clearfix{
    zoom: 1;
}
.login{
    width: 120px;
    height: 60px;
}
.login .p1{
    display: inline-block;
}
.login .p2{
    text-align: right;
    padding-right: 10px;
    font-size: 14px;
    color: #fefefe;
}
.login a{
    font-size: 14px;
    color: #fefefe;
    margin: 0 10px;
}
.footer{
    margin-top: 90px;
    width: 100%;
}
.guide{
    height: 291px;
    background: url(../images/ft_bg.png) center no-repeat;
}
.copy{
    width: 100%;
    height: 50px;
    background: #1a1817;
}